/* 顶部频道栏 */
.top-channel{
    background:linear-gradient(135deg,#2c3e50,#34495e);
    color:#fff;
    text-align:center;
    padding:8px 0;
    font-size:12px;
    letter-spacing:0.5px;
}

/* Logo区域 */
.site-logo-area{
    background:#fff;
    padding:20px 0;
    border-bottom:1px solid #e8eaed;
    box-shadow:0 2px 4px rgba(0,0,0,.04);
}
.logo-container{
    display:flex;
    justify-content:space-between;
    align-items:center;
}
.site-logo a{
    font-size:28px;
    font-weight:700;
    color:#4a90e2;
    letter-spacing:-0.5px;
    text-shadow:0 2px 4px rgba(74,144,226,.1);
}
.search-icon{
    font-size:24px;
    cursor:pointer;
    transition:transform .3s ease;
}
.search-icon:hover{
    transform:scale(1.1);
}

/* 主导航栏 */
.site-header{
    background:linear-gradient(135deg,#4a90e2,#357abd);
    box-shadow:0 4px 12px rgba(74,144,226,.2);
    position:relative;
    z-index:90;
}
.header-content{
    display:flex;
    justify-content:space-between;
    align-items:center;
}
.main-nav{
    display:flex;
    flex:1;
}
.main-nav>.nav-item,
.main-nav>a{
    position:relative;
}
.main-nav>a{
    display:flex;
    align-items:center;
    gap:7px;
    padding:14px 28px;
    color:#fff;
    font-size:15px;
    border-right:1px solid rgba(255,255,255,.1);
    position:relative;
    overflow:hidden;
    font-weight:500;
    transition:all .3s ease;
}
.main-nav .nav-item>a{
    display:flex;
    align-items:center;
    gap:7px;
    padding:14px 28px;
    color:#fff;
    font-size:15px;
    border-right:1px solid rgba(255,255,255,.1);
    position:relative;
    overflow:hidden;
    font-weight:500;
    transition:all .3s ease;
}
.main-nav a::before{
    content:'';
    position:absolute;
    top:0;
    left:-100%;
    width:100%;
    height:100%;
    background:rgba(255,255,255,.1);
    transition:left .3s ease;
}
.main-nav a:hover::before,
.main-nav a.active::before{
    left:0;
}
.main-nav a:hover,
.main-nav a.active{
    background:rgba(0,0,0,.15);
    color:#fff;
    transform:translateY(-2px);
    box-shadow:0 4px 8px rgba(0,0,0,.1);
}
.main-nav a:active{
    transform:translateY(0);
}
.nav-icon{
    font-size:16px;
}

/* 主导航栏子菜单样式 */
.main-nav .submenu{
    position:absolute !important;
    top:100% !important;
    left:0 !important;
    min-width:200px;
    background:#fff;
    box-shadow:0 6px 20px rgba(0,0,0,.15);
    border-radius:0 0 8px 8px;
    opacity:0 !important;
    visibility:hidden !important;
    transform:translateY(-10px);
    transition:all .3s ease;
    z-index:100;
    border-top:3px solid #4a90e2;
    display:block !important;
}
.main-nav .nav-item:hover .submenu{
    opacity:1 !important;
    visibility:visible !important;
    transform:translateY(0);
}
.main-nav .submenu a{
    display:block;
    padding:12px 20px;
    color:#333;
    font-size:14px;
    border-right:none;
    border-bottom:1px solid #f0f2f5;
    background:#fff;
    transition:all .3s ease;
}
.main-nav .submenu a:last-child{
    border-bottom:none;
    border-radius:0 0 8px 8px;
}
.main-nav .submenu a::before{
    display:none;
}
.main-nav .submenu a:hover{
    background:#4a90e2;
    color:#fff;
    padding-left:28px;
    transform:translateY(0);
    box-shadow:none;
}
.main-nav .submenu a.active{
    background:linear-gradient(135deg,#4a90e2,#357abd);
    color:#fff;
}

/* 基础 */
*{margin:0;padding:0;box-sizing:border-box}
body{font:14px/1.8 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Microsoft YaHei","Helvetica Neue",Arial,sans-serif;background:linear-gradient(to bottom,#f8f9fa 0%,#fff 100%);color:#333;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
a{text-decoration:none;color:#333;transition:color .3s ease,transform .3s ease}
a:hover{color:#4a90e2}
ul,li{list-style:none}
img{max-width:100%;display:block;height:auto}
.wrap{max-width:1200px;margin:0 auto;padding:0 15px}

/* 图片懒加载优化 */
img[loading="lazy"]{opacity:0;transition:opacity .3s ease}
img.loaded{opacity:1}

/* 渐变动画 */
@keyframes gradient{0%{background-position:0% 50%}50%{background-position:100% 50%}100%{background-position:0% 50%}}
@keyframes fadeIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}
@keyframes slideIn{from{transform:translateX(-20px);opacity:0}to{transform:translateX(0);opacity:1}}

/* 顶部 */
.top{background:#fff;padding:18px 0;border-bottom:1px solid #e8eaed;box-shadow:0 2px 8px rgba(0,0,0,.04);position:sticky;top:0;z-index:100;backdrop-filter:blur(10px)}
.top .wrap{display:flex;justify-content:space-between;align-items:center}
.logo{display:flex;align-items:center;gap:10px}
.logo img{width: 260px; height: 60px;}
.logo i{color:#4a90e2;font-size:30px;animation:pulse 2s ease-in-out infinite}
.logo a{font-size:26px;font-weight:700;color:#4a90e2;letter-spacing:-.5px;text-shadow:0 2px 4px rgba(74,144,226,.1)}
.search{display:flex}
.search form{display:flex;width:100%;position:relative}
.search input{border:2px solid #e8eaed;padding:10px 16px;width:280px;font-size:14px;border-radius:24px 0 0 24px;outline:none;transition:all .3s ease;background:#f8f9fa}
.search input:focus{border-color:#4a90e2;background:#fff;box-shadow:0 0 0 4px rgba(74,144,226,.1)}
.search button{border:none;background:linear-gradient(135deg,#4a90e2,#357abd);color:#fff;padding:10px 24px;cursor:pointer;border-radius:0 24px 24px 0;font-size:14px;display:flex;align-items:center;gap:6px;font-weight:600;transition:all .3s ease;box-shadow:0 4px 12px rgba(74,144,226,.3)}
.search button:hover{transform:translateY(-2px);box-shadow:0 6px 16px rgba(74,144,226,.4);background:linear-gradient(135deg,#357abd,#2a5f9e)}
.search button:active{transform:translateY(0)}

@keyframes pulse{0%,100%{transform:scale(1)}50%{transform:scale(1.05)}}

/* 导航 */
.nav{background:linear-gradient(135deg,#4a90e2,#357abd);padding:0;box-shadow:0 4px 12px rgba(74,144,226,.2);position:relative;z-index:90}
.nav .wrap{display:flex}
.nav .nav-item{position:relative}
.nav a{display:flex;align-items:center;gap:7px;padding:14px 28px;color:#fff;font-size:15px;border-right:1px solid rgba(255,255,255,.1);position:relative;overflow:hidden;font-weight:500;transition:all .3s ease}
.nav a::before{content:'';position:absolute;top:0;left:-100%;width:100%;height:100%;background:rgba(255,255,255,.1);transition:left .3s ease}
.nav a:hover::before,.nav a.on::before{left:0}
.nav a:hover,.nav a.on{background:rgba(0,0,0,.15);color:#fff;transform:translateY(-2px);box-shadow:0 4px 8px rgba(0,0,0,.1)}
.nav a:active{transform:translateY(0)}

/* 子菜单样式 */
.nav .submenu{
    position:absolute !important;
    top:100% !important;
    left:0 !important;
    min-width:180px;
    background:#fff;
    box-shadow:0 6px 20px rgba(0,0,0,.15);
    border-radius:0 0 8px 8px;
    opacity:0 !important;
    visibility:hidden !important;
    transform:translateY(-10px);
    transition:all .3s ease;
    z-index:100;
    border-top:3px solid #4a90e2;
    display:block !important;
}
.nav .nav-item:hover .submenu{
    opacity:1 !important;
    visibility:visible !important;
    transform:translateY(0);
}
.nav .submenu a{
    display:block;
    padding:12px 20px;
    color:#333;
    font-size:14px;
    border-right:none;
    border-bottom:1px solid #f0f2f5;
    background:#fff;
    transition:all .3s ease;
}
.nav .submenu a:last-child{
    border-bottom:none;
    border-radius:0 0 8px 8px;
}
.nav .submenu a::before{
    display:none;
}
.nav .submenu a:hover{
    background:#4a90e2;
    color:#fff;
    padding-left:28px;
    transform:translateY(0);
    box-shadow:none;
}
.nav .submenu a.active{
    background:linear-gradient(135deg,#4a90e2,#357abd);
    color:#fff;
}

/* 主内容 */
.main{padding:15px 0}

/* 通用标题 */
.hd{background:linear-gradient(to right,#f8f9fa,#fff);border-bottom:2px solid #e8eaed;padding:10px 15px;font-size:16px;font-weight:700;color:#333;display:flex;justify-content:space-between;align-items:center;border-radius:8px 8px 0 0;position:relative}
.hd::before{content:'';position:absolute;left:0;top:0;bottom:0;width:4px;background:linear-gradient(to bottom,#4a90e2,#357abd);border-radius:8px 0 0 0}
.hd i{margin-right:8px;color:#4a90e2;font-size:18px}
.hd .more{font-size:13px;font-weight:500;color:#666;display:flex;align-items:center;gap:5px;padding:4px 12px;border-radius:16px;transition:all .3s ease}
.hd .more:hover{color:#fff;background:#4a90e2;transform:translateX(4px)}
.bd{padding:15px}

/* 第一行：最新 + 轮播+热门 (1:1比例) */
.row1{display:grid;grid-template-columns:1.6fr 1fr;gap:15px;margin-bottom:15px;animation:fadeIn .6s ease}
.new-box{background:#fff;border:1px solid #e8eaed;border-radius:10px;overflow:hidden;box-shadow:0 2px 8px rgba(0,0,0,.05);transition:all .3s ease;position:relative}
.new-box::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,#4a90e2,#357abd,#4a90e2);background-size:200% 100%;animation:gradient 3s ease infinite}
.new-box:hover{transform:translateY(-2px);box-shadow:0 6px 16px rgba(0,0,0,.1)}
.slider-hot-box{background:#fff;border:1px solid #e8eaed;border-radius:10px;overflow:hidden;display:flex;flex-direction:column;box-shadow:0 2px 8px rgba(0,0,0,.05);transition:all .3s ease}
.slider-hot-box:hover{transform:translateY(-2px);box-shadow:0 6px 16px rgba(0,0,0,.1)}

/* 最新资源 */
.new-list{display:flex;flex-direction:column;gap:0}
.new-list li{display:flex;align-items:center;gap:10px;padding:8px 12px;border-bottom:1px dashed #f0f2f5;transition:all .3s ease;line-height:22px}
.new-list li:hover{background:#f8f9fa;padding-left:18px}
.pic{width:20px;height:20px;flex-shrink:0;overflow:hidden;border-radius:50%;border:2px solid #e8eaed}
.pic img{width:100%;height:100%;object-fit:cover}
.cat{font-size:11px;color:#fff;flex-shrink:0;background:#4a90e2;padding:2px 8px;border-radius:10px}
.new-list a{flex:1;font-size:13px;color:#333;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;line-height:22px}
.new-list a:hover{color:#4a90e2}
.time{font-size:11px;color:#999;flex-shrink:0;display:flex;align-items:center;gap:4px}
.time i{font-size:11px}

/* 轮播图 */
.slider{position:relative;background:linear-gradient(135deg,#1a1a2e,#16213e,#0f3460);height:380px;overflow:hidden;flex-shrink:0;border-radius:0;background-size:200% 200%;animation:gradient 15s ease infinite}
.slide{position:absolute;top:0;left:0;width:100%;height:100%;opacity:0;transition:opacity .6s ease-in-out,transform .6s ease-in-out;transform:scale(1.1);animation:fadeIn .6s ease}
.slide.active{opacity:1;transform:scale(1)}
.slide a{display:block;width:100%;height:100%;position:relative}
.slide img{width:100%;height:100%;object-fit:cover;display:block;filter:brightness(.8) contrast(1.1)}
.caption{position:absolute;bottom:0;left:0;right:0;background:linear-gradient(to top,rgba(0,0,0,.9) 0%,rgba(0,0,0,.6) 60%,transparent 100%);color:#fff;padding:28px;transition:padding .3s ease;animation:slideIn .8s ease}
.slide:hover .caption{padding:32px}
.caption h3{font-size:20px;margin-bottom:10px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:700;text-shadow:0 2px 8px rgba(0,0,0,.5)}
.caption p{font-size:14px;opacity:.95;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;text-shadow:0 1px 4px rgba(0,0,0,.5)}
.slider-dots{position:absolute;bottom:20px;left:50%;transform:translateX(-50%);display:flex;gap:10px;z-index:10}
.slider-dots span{width:10px;height:10px;background:rgba(255,255,255,.4);border-radius:50%;cursor:pointer;transition:all .4s cubic-bezier(.4,0,.2,1);backdrop-filter:blur(4px);border:2px solid transparent}
.slider-dots span:hover{background:rgba(255,255,255,.7);transform:scale(1.3)}
.slider-dots span.active{background:linear-gradient(135deg,#4a90e2,#357abd);width:30px;border-radius:5px;box-shadow:0 0 16px rgba(74,144,226,.8)}

/* 热门文章区域 */
.hot-section{padding:15px;background:#fff}

/* 热门文章列表 */
.hot-article-list{display:flex;flex-direction:column;gap:12px}
.hot-article-list li{display:flex;gap:12px;padding-bottom:12px;border-bottom:1px dashed #f0f2f5;align-items:center;transition:all .3s ease;position:relative}
.hot-article-list li:last-child{border-bottom:none;padding-bottom:0}
.hot-article-list li::before{content:'';position:absolute;left:-15px;top:0;bottom:0;width:3px;background:#4a90e2;opacity:0;transition:opacity .3s ease}
.hot-article-list li:hover{padding-left:6px}
.hot-article-list li:hover::before{opacity:1}
.hot-thumb{width:120px;height:70px;flex-shrink:0;overflow:hidden;border-radius:6px;border:1px solid #f0f2f5;box-shadow:0 2px 6px rgba(0,0,0,.05);transition:all .3s ease}
.hot-thumb:hover{box-shadow:0 4px 12px rgba(0,0,0,.1);transform:translateY(-2px)}
.hot-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.hot-thumb:hover img{transform:scale(1.1)}
.hot-content{flex:1;display:flex;flex-direction:column;gap:5px;min-width:0}
.hot-content h4{margin:0;font-size:14px;line-height:1.5;font-weight:600}
.hot-content h4 a{color:#333;overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;line-height:1.5;transition:all .3s ease}
.hot-content h4 a:hover{color:#4a90e2;padding-left:4px}
.hot-desc{font-size:12px;color:#999;line-height:1.5;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.hot-time{font-size:11px;color:#fff;flex-shrink:0;padding-left:8px;background:linear-gradient(135deg,#4a90e2,#357abd);padding:3px 10px;border-radius:10px;font-weight:600}

/* 第二行：分类 + 侧边栏 */
.row2{display:grid;grid-template-columns:1fr 300px;gap:15px;margin-bottom:15px}

/* 分类区域 */
.cat-area{display:flex;flex-direction:column;gap:15px;animation:fadeIn .8s ease}
.cat-block{background:#fff;border:1px solid #e8eaed;box-shadow:0 2px 8px rgba(0,0,0,.05);border-radius:10px;overflow:hidden;transition:all .3s ease;position:relative}
.cat-block::after{content:'';position:absolute;top:0;right:0;width:60px;height:60px;background:radial-gradient(circle at top right,rgba(74,144,226,.1),transparent);pointer-events:none}
.cat-block:hover{transform:translateY(-2px);box-shadow:0 6px 16px rgba(0,0,0,.1)}
.cat-list{display:grid;grid-template-columns:repeat(2,1fr);gap:0 20px}
.cat-list li{display:flex;align-items:center;gap:8px;padding:6px 0;border-bottom:1px dashed #f0f2f5;line-height:20px;transition:all .3s ease;position:relative;min-width:0}
/*.cat-list li:nth-child(n+7){border-bottom:none}*/
.cat-list li::before{content:'';position:absolute;left:-15px;top:0;bottom:0;width:3px;background:#4a90e2;opacity:0;transition:opacity .3s ease}
.cat-list li:hover{padding-left:6px}
.cat-list li:hover::before{opacity:1}
.dot{color:#4a90e2;font-size:6px;line-height:1;flex-shrink:0;animation:blink 2s ease-in-out infinite;width:8px}
.cat-list a{flex:1 1 0%;min-width:0;font-size:14px;color:#555;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:500}
.cat-list a:hover{color:#4a90e2;padding-left:4px}
.date{font-size:11px;color:#999;flex:0 0 75px;min-width:75px;display:flex;align-items:center;gap:4px;background:#f8f9fa;padding:2px 8px;border-radius:10px;justify-content:center}
.date i{font-size:11px}
.art-list .date{flex:0 0 106px;}

@keyframes blink{0%,100%{opacity:1}50%{opacity:.3}}

/* 侧边栏 */
.side-area{display:flex;flex-direction:column;gap:15px;animation:fadeIn 1s ease}
.side-box{background:#fff;border:1px solid #e8eaed;box-shadow:0 2px 8px rgba(0,0,0,.05);border-radius:10px;overflow:hidden;transition:all .3s ease;position:relative}
.side-box::before{content:'';position:absolute;top:0;left:0;right:0;bottom:0;background:radial-gradient(circle at top right,rgba(74,144,226,.05),transparent 70%);pointer-events:none;opacity:0;transition:opacity .3s ease}
.side-box:hover::before{opacity:1}
.side-box:hover{transform:translateY(-2px);box-shadow:0 6px 16px rgba(0,0,0,.1)}
.side-box .hd{background:linear-gradient(135deg,#4a90e2,#357abd);color:#fff;border:none;box-shadow:0 4px 12px rgba(74,144,226,.3);position:relative;overflow:hidden}
.side-box .hd::before{content:'';position:absolute;top:-50%;right:-50%;width:200%;height:200%;background:radial-gradient(circle,rgba(255,255,255,.2),transparent 70%);animation:pulse 4s ease infinite}

/* 热门列表 */
.hot-list{display:flex;flex-direction:column;gap:0}
.hot-list li{display:flex;align-items:center;gap:10px;padding:12px 0;border-bottom:1px dashed #f0f2f5;transition:all .3s ease;position:relative}
.hot-list li:last-child{border-bottom:none}
.hot-list li::before{content:'';position:absolute;left:-18px;top:0;bottom:0;width:3px;background:#4a90e2;opacity:0;transition:opacity .3s ease}
.hot-list li:hover{padding-left:8px}
.hot-list li:hover::before{opacity:1}
.hot-list i{width:22px;height:22px;background:linear-gradient(135deg,#f0f2f5,#e8eaed);color:#666;text-align:center;line-height:22px;font-size:12px;font-style:normal;font-weight:700;border-radius:4px;flex-shrink:0;transition:all .3s ease}
.hot-list li:nth-child(1) i{background:linear-gradient(135deg,#ff5252,#ff1744);color:#fff;box-shadow:0 4px 12px rgba(255,82,82,.4);animation:topPulse 2s ease-in-out infinite}
.hot-list li:nth-child(2) i{background:linear-gradient(135deg,#ff7043,#f4511e);color:#fff;box-shadow:0 3px 10px rgba(255,112,67,.35)}
.hot-list li:nth-child(3) i{background:linear-gradient(135deg,#ffa726,#fb8c00);color:#fff;box-shadow:0 3px 10px rgba(255,167,38,.3)}
.hot-list li:nth-child(4) i{background:linear-gradient(135deg,#ffca28,#ffa000);color:#fff;box-shadow:0 2px 8px rgba(255,202,40,.25)}
.hot-list i.fas,.hot-list i.far{background:transparent;color:#999;font-size:12px;font-weight:normal}
.hot-list a{flex:1;font-size:14px;color:#555;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:500}
.hot-list a:hover{color:#4a90e2;padding-left:4px}

@keyframes topPulse{0%,100%{transform:scale(1)}50%{transform:scale(1.1)}}

/* 缩略图列表 */
.thumb-list{display:flex;flex-direction:column;gap:12px}
.thumb-list a{display:block;transition:all .3s ease}
.thumb-list a:hover{transform:translateY(-2px)}
.thumb-list img{width:100%;height:auto;border:1px solid #f0f2f5;border-radius:8px;transition:all .3s ease;box-shadow:0 2px 8px rgba(0,0,0,.06)}
.thumb-list a:hover img{box-shadow:0 4px 16px rgba(0,0,0,.12);border-color:#4a90e2}
.thumb-list span{display:block;padding:10px 0;font-size:14px;color:#555;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:500}
.thumb-list a:hover span{color:#4a90e2;padding-left:4px}

/* 标签云 */
.tags{display:flex;flex-wrap:wrap;gap:10px}
.tags a{display:inline-flex;align-items:center;gap:6px;padding:6px 14px;background:linear-gradient(135deg,#f8f9fa,#f0f2f5);color:#666;font-size:13px;border:1px solid #e8eaed;border-radius:16px;transition:all .3s ease;font-weight:500}
.tags a:nth-child(8n+1){background:linear-gradient(135deg,#ffebee,#ffcdd2);color:#c62828;border-color:#ef5350}
.tags a:nth-child(8n+2){background:linear-gradient(135deg,#e8f5e9,#c8e6c9);color:#2e7d32;border-color:#66bb6a}
.tags a:nth-child(8n+3){background:linear-gradient(135deg,#e3f2fd,#bbdefb);color:#1565c0;border-color:#42a5f5}
.tags a:nth-child(8n+4){background:linear-gradient(135deg,#fff3e0,#ffe0b2);color:#e65100;border-color:#ffa726}
.tags a:nth-child(8n+5){background:linear-gradient(135deg,#f3e5f5,#e1bee7);color:#6a1b9a;border-color:#ab47bc}
.tags a:nth-child(8n+6){background:linear-gradient(135deg,#e0f2f1,#b2dfdb);color:#00695c;border-color:#26a69a}
.tags a:nth-child(8n+7){background:linear-gradient(135deg,#fce4ec,#f8bbd0);color:#ad1457;border-color:#ec407a}
.tags a:nth-child(8n+8){background:linear-gradient(135deg,#e8eaf6,#c5cae9);color:#283593;border-color:#5c6bc0}
.tags a:hover{background:linear-gradient(135deg,#4a90e2,#357abd);color:#fff;border-color:#4a90e2;transform:translateY(-2px);box-shadow:0 4px 12px rgba(74,144,226,.3)}
.tags a i{font-size:11px;transition:transform .3s ease}
.tags a:hover i{transform:rotate(360deg)}

/* 友情链接 */
.links-area{background:#fff;border:1px solid #e8eaed;margin-bottom:20px;border-radius:12px;overflow:hidden;box-shadow:0 2px 12px rgba(0,0,0,.06);transition:all .3s ease}
.links-area:hover{transform:translateY(-4px);box-shadow:0 8px 24px rgba(0,0,0,.12)}
.links{display:flex;flex-wrap:wrap;gap:12px 24px}
.links a{font-size:14px;color:#666;display:flex;align-items:center;gap:6px;transition:all .3s ease;font-weight:500}
.links a:hover{color:#4a90e2;padding-left:4px;transform:translateX(4px)}
.links a i{font-size:13px;transition:transform .3s ease}
.links a:hover i{transform:rotate(360deg)}

/* 底部 */
.foot{background:linear-gradient(to bottom,#fff,#f8f9fa);border-top:3px solid #4a90e2;padding:30px 0;text-align:center;box-shadow:0 -4px 12px rgba(0,0,0,.04)}
.foot-links{margin-bottom:18px}
.foot-links a{color:#666;font-size:14px;margin:0 10px;transition:all .3s ease;font-weight:500}
.foot-links a:hover{color:#4a90e2;transform:translateY(-2px)}
.foot-links span{color:#ddd;margin:0 6px}
.copyright{margin:12px 0;font-size:14px;color:#666;font-weight:500}
.icp{margin:12px 0;font-size:13px;color:#999}

/* 响应式 */
@media(max-width:1024px){
.row1{grid-template-columns:1fr}
.slider-hot-box{order:-1}
.row2{grid-template-columns:1fr}
}

/* 面包屑 */
.bread{background:#fff;padding:10px 0;border-bottom:1px solid #e8eaed;margin-bottom:15px;box-shadow:0 2px 4px rgba(0,0,0,.02)}
.bread a{color:#666;font-size:13px;display:inline-flex;align-items:center;gap:5px;transition:all .3s ease;font-weight:500}
.bread a:hover{color:#4a90e2;padding-left:4px}
.bread span{color:#999;font-size:13px;margin:0 6px;display:inline-flex;align-items:center;gap:5px}
.bread i{font-size:13px}

/* 文章详情页 */
.art-layout{display:grid;grid-template-columns:1fr 320px;gap:20px}
.art-main{background:#fff;border:1px solid #e8eaed;border-radius:12px;overflow:hidden;box-shadow:0 2px 12px rgba(0,0,0,.06);transition:all .3s ease}
.art-main:hover{box-shadow:0 8px 24px rgba(0,0,0,.12)}
.art-box{padding:32px}
.art-title{font-size:28px;color:#333;margin-bottom:20px;line-height:1.5;font-weight:700}
.art-meta{display:flex;flex-wrap:wrap;gap:20px;padding:18px 0;border-bottom:2px solid #f0f2f5;margin-bottom:24px}
.meta-item{font-size:14px;color:#666;display:flex;align-items:center;gap:6px;font-weight:500}
.meta-item i{font-style:normal;font-size:16px;color:#4a90e2}
.meta-item a{color:#666;transition:color .3s ease}
.meta-item a:hover{color:#4a90e2}
.art-content{font-size:16px;line-height:2;color:#555;margin-bottom:24px}
.art-content p{margin:18px 0}
.art-content img{max-width:100%;height:auto;margin:20px 0;border:1px solid #f0f2f5;border-radius:8px;box-shadow:0 2px 8px rgba(0,0,0,.06);transition:all .3s ease}
.art-content img:hover{box-shadow:0 4px 16px rgba(0,0,0,.12);transform:scale(1.02)}
.art-content h2,.art-content h3{margin:28px 0 16px;color:#333;font-weight:700;position:relative;padding-left:16px}
.art-content h2::before,.art-content h3::before{content:'';position:absolute;left:0;top:50%;transform:translateY(-50%);width:4px;height:80%;background:linear-gradient(to bottom,#4a90e2,#357abd);border-radius:2px}
.art-content ul,.art-content ol{padding-left:28px}
.art-content li{margin:10px 0}
.art-content a{color:#4a90e2;font-weight:500;transition:all .3s ease}
.art-content a:hover{text-decoration:underline;color:#357abd}
.art-content blockquote{border-left:4px solid #4a90e2;padding:16px 20px;background:linear-gradient(to right,#f8f9fa,#fff);margin:20px 0;border-radius:0 8px 8px 0;box-shadow:0 2px 8px rgba(0,0,0,.04)}
.art-tags{padding:20px;background:linear-gradient(135deg,#f8f9fa,#fff);border-radius:12px;margin-top:28px;border:1px solid #e8eaed;box-shadow:0 2px 8px rgba(0,0,0,.04)}
.tag-label{font-size:15px;color:#333;margin-right:12px;display:inline-flex;align-items:center;gap:8px;font-weight:700}
.tag-label i{color:#4a90e2;font-size:18px;animation:tagPulse 2s ease-in-out infinite}
.tag{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;background:#fff;color:#555;font-size:13px;border:1.5px solid #e0e0e0;border-radius:20px;margin-right:10px;margin-bottom:10px;transition:all .3s cubic-bezier(.4,0,.2,1);font-weight:500;box-shadow:0 2px 4px rgba(0,0,0,.05)}
.art-tags .tag:nth-child(8n+2){border-color:#ff5252;color:#ff5252}
.art-tags .tag:nth-child(8n+3){border-color:#ff7043;color:#ff7043}
.art-tags .tag:nth-child(8n+4){border-color:#ffa726;color:#ffa726}
.art-tags .tag:nth-child(8n+5){border-color:#66bb6a;color:#66bb6a}
.art-tags .tag:nth-child(8n+6){border-color:#42a5f5;color:#42a5f5}
.art-tags .tag:nth-child(8n+7){border-color:#ab47bc;color:#ab47bc}
.art-tags .tag:nth-child(8n+8){border-color:#ec407a;color:#ec407a}
.art-tags .tag:nth-child(8n+9){border-color:#26c6da;color:#26c6da}
.tag:hover{background:linear-gradient(135deg,#4a90e2,#357abd);color:#fff!important;border-color:#4a90e2!important;transform:translateY(-3px) scale(1.05);box-shadow:0 6px 16px rgba(74,144,226,.35)}
.tag i{font-size:11px;transition:transform .3s ease}
.tag:hover i{transform:rotate(360deg)}
@keyframes tagPulse{0%,100%{transform:scale(1)}50%{transform:scale(1.15)}}

/* 下载按钮 */
.art-download{padding:20px;background:linear-gradient(135deg,#fff5f5,#fff);border-radius:12px;margin-top:28px;border:1px solid #ffe0e0;box-shadow:0 2px 8px rgba(255,107,107,.08)}
.download-hd{font-size:16px;color:#333;font-weight:700;margin-bottom:16px;display:flex;align-items:center;gap:8px}
.download-hd i{color:#ff6b6b;font-size:18px}
.download-btn{display:inline-flex;align-items:center;gap:10px;padding:14px 40px;background:linear-gradient(135deg,#ff6b6b,#ee5a24);color:#fff!important;font-size:16px;font-weight:700;border-radius:50px;text-decoration:none;transition:all .3s cubic-bezier(.4,0,.2,1);box-shadow:0 4px 15px rgba(255,107,107,.4);position:relative;overflow:hidden;user-select:none;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none}
.download-btn::before{content:'';position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.3),transparent);transition:left .5s}
.download-btn:hover{transform:translateY(-3px) scale(1.05);box-shadow:0 8px 25px rgba(255,107,107,.5);color:#fff!important}
.download-btn:active{transform:translateY(-1px) scale(1.02)}
.download-btn:hover::before{left:100%}
.download-btn::selection{background:transparent;color:#fff}
.download-btn::-moz-selection{background:transparent;color:#fff}
.download-btn i{font-size:18px;animation:downloadPulse 2s ease-in-out infinite}
@keyframes downloadPulse{0%,100%{transform:translateY(0)}50%{transform:translateY(-3px)}}

/* 分享按钮 */
.art-share{padding:16px 0;border-top:2px solid #f0f2f5;margin-top:20px;display:flex;align-items:center;flex-wrap:wrap;gap:10px}
.share-label{font-size:14px;color:#666;font-weight:600;display:flex;align-items:center;gap:6px}
.share-label i{color:#4a90e2}
.share-buttons{display:flex;gap:8px}
.share-btn{width:36px;height:36px;display:flex;align-items:center;justify-content:center;border-radius:50%;color:#fff;transition:all .3s ease;font-size:16px}
.share-btn:hover{transform:translateY(-4px) scale(1.1);box-shadow:0 6px 16px rgba(0,0,0,.2)}
.share-btn.weibo{background:linear-gradient(135deg,#e6162d,#ff8140)}
.share-btn.qq{background:linear-gradient(135deg,#12b7f5,#0e9ce8)}
.share-btn.wechat{background:linear-gradient(135deg,#09bb07,#2aae67)}
.share-btn.copy{background:linear-gradient(135deg,#6c757d,#495057)}

/* 上下篇导航优化 */
.art-nav{display:grid;grid-template-columns:1fr 1fr;gap:15px;padding:20px 0;border-top:2px solid #f0f2f5;margin-top:20px}
.art-nav a{display:flex;align-items:center;gap:12px;padding:16px;background:linear-gradient(135deg,#f8f9fa,#f0f2f5);border:1px solid #e8eaed;border-radius:8px;transition:all .3s ease;overflow:hidden}
.art-nav a:hover{background:linear-gradient(135deg,#4a90e2,#357abd);color:#fff;transform:translateY(-2px);box-shadow:0 4px 12px rgba(74,144,226,.3)}
.nav-icon{width:40px;height:40px;display:flex;align-items:center;justify-content:center;background:rgba(74,144,226,.1);border-radius:50%;font-size:18px;color:#4a90e2;transition:all .3s ease;flex-shrink:0}
.art-nav a:hover .nav-icon{background:#fff;color:#4a90e2;transform:scale(1.1)}
.nav-content{flex:1;display:flex;flex-direction:column;gap:4px;min-width:0}
.nav-label{font-size:12px;opacity:.8;font-weight:600}
.nav-title{font-size:14px;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.nav-prev{justify-content:flex-start}
.nav-next{justify-content:flex-end}
.nav-next .nav-content{align-items:flex-end}

/* 相关文章推荐 */
/* 相关文章推荐 - 重新设计 */
.related-posts{margin-top:30px;padding-top:30px;border-top:2px solid #f0f2f5}
.related-posts .hd{margin-bottom:20px;font-size:18px;font-weight:600;color:#333}
.related-list{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.related-item{display:block;background:#fff;border:1px solid #e8eaed;border-radius:8px;overflow:hidden;transition:all .3s ease;text-decoration:none}
.related-item:hover{transform:translateY(-4px);box-shadow:0 8px 20px rgba(0,0,0,.12);border-color:#4a90e2}
.related-thumb{width:100%;height:140px;background:#f5f5f5;position:relative;overflow:hidden;display:block}
.related-thumb img{display:block;width:100%;height:100%;object-fit:cover;object-position:center;transition:transform .4s ease}
.related-item:hover .related-thumb img{transform:scale(1.08)}
.related-info{padding:12px 14px}
.related-info h4{font-size:14px;font-weight:600;line-height:1.6;color:#333;margin:0 0 8px 0;overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.related-item:hover .related-info h4{color:#4a90e2}
.related-meta{font-size:12px;color:#999;display:flex;align-items:center;gap:12px}
.related-meta i{margin-right:4px;font-size:11px}
.related-meta span{display:inline-block}

/* 评论区域 */
.comment-area{margin-top:30px;padding-top:30px;border-top:2px solid #f0f2f5}
.comment-area .hd{margin-bottom:15px}
.comment-count{color:#4a90e2;font-weight:700}
.comment-form{background:linear-gradient(135deg,#f8f9fa,#fff);padding:20px;border-radius:10px;border:1px solid #e8eaed;margin-bottom:20px;box-shadow:0 2px 8px rgba(0,0,0,.03)}
.comment-form textarea{width:100%;padding:12px;border:2px solid #e8eaed;border-radius:8px;font-family:inherit;font-size:14px;resize:vertical;outline:none;transition:all .3s ease;background:#fff}
.comment-form textarea:focus{border-color:#4a90e2;box-shadow:0 0 0 4px rgba(74,144,226,.1)}
.comment-form-footer{display:flex;gap:10px;margin-top:10px}
.comment-form-footer input{flex:1;padding:10px;border:2px solid #e8eaed;border-radius:8px;font-size:13px;outline:none;transition:all .3s ease;background:#fff}
.comment-form-footer input:focus{border-color:#4a90e2;box-shadow:0 0 0 4px rgba(74,144,226,.1)}
.btn-submit{padding:10px 20px;background:linear-gradient(135deg,#4a90e2,#357abd);color:#fff;border:none;border-radius:8px;font-size:14px;font-weight:600;cursor:pointer;display:flex;align-items:center;gap:6px;transition:all .3s ease;box-shadow:0 4px 12px rgba(74,144,226,.3)}
.btn-submit:hover{transform:translateY(-2px);box-shadow:0 6px 16px rgba(74,144,226,.4);background:linear-gradient(135deg,#357abd,#2a5f9e)}
.btn-submit:active{transform:translateY(0)}
.comment-empty{text-align:center;padding:40px 20px;color:#999}
.comment-empty i{font-size:48px;color:#ddd;margin-bottom:10px;display:block}
.comment-empty p{font-size:14px}

.art-nav>div{margin:12px 0;font-size:14px;display:flex;align-items:center;gap:6px}
.art-nav .label{color:#999;margin-right:10px;display:flex;align-items:center;gap:6px;font-weight:500}
.art-nav .label i{color:#4a90e2}
.art-nav a{color:#666;font-weight:500;transition:all .3s ease}
.art-nav a:hover{color:#4a90e2;padding-left:4px}
.art-side{display:flex;flex-direction:column;gap:20px}

/* 列表页 */
.list-layout{display:grid;grid-template-columns:1fr 320px;gap:20px}
.list-main{background:#fff;border:1px solid #e8eaed;border-radius:12px;overflow:hidden;box-shadow:0 2px 12px rgba(0,0,0,.06)}
.list-box{}
.art-list{display:flex;flex-direction:column;gap:18px}
.art-list li{display:flex;gap:18px;padding:18px;border-bottom:1px solid #f0f2f5;transition:all .3s ease;position:relative}
.art-list li:last-child{border-bottom:none}
.art-list li::before{content:'';position:absolute;left:0;top:0;bottom:0;width:4px;background:#4a90e2;opacity:0;transition:opacity .3s ease;border-radius:0 4px 4px 0}
.art-list li:hover{background:#f8f9fa;padding-left:24px}
.art-list li:hover::before{opacity:1}
.item-pic{width:200px;flex-shrink:0}
.item-pic img{width:100%;height:140px;object-fit:cover;border-radius:8px;border:1px solid #f0f2f5;transition:all .3s ease;box-shadow:0 2px 8px rgba(0,0,0,.06)}
.item-pic:hover img{transform:translateY(-4px);box-shadow:0 8px 20px rgba(0,0,0,.15);border-color:#4a90e2}
.item-info{flex:1;display:flex;flex-direction:column;justify-content:space-between}
.item-info h3{font-size:18px;margin-bottom:10px;font-weight:600}
.item-info h3 a{color:#333;transition:color .3s ease}
.item-info h3 a:hover{color:#4a90e2}
.item-info .desc{font-size:14px;color:#999;line-height:1.8;margin-bottom:10px;overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.item-meta{display:flex;gap:18px;font-size:13px;color:#999}
.item-meta span{display:flex;align-items:center;gap:5px;font-weight:500}
.item-meta i{font-size:13px}
.item-meta .cat{color:#fff;background:linear-gradient(135deg,#4a90e2,#357abd);padding:4px 12px;border-radius:12px;font-weight:600}
.page{padding:24px;text-align:center;display:flex;justify-content:center;align-items:center;gap:20px}
.page-btn{padding:8px 20px;background:linear-gradient(135deg,#f8f9fa,#f0f2f5);color:#666;border:1px solid #e8eaed;border-radius:20px;font-size:14px;display:inline-flex;align-items:center;gap:6px;font-weight:600;transition:all .3s ease}
.page-btn:hover{background:linear-gradient(135deg,#4a90e2,#357abd);color:#fff;border-color:#4a90e2;transform:translateY(-2px);box-shadow:0 4px 12px rgba(74,144,226,.3)}
.page-info{font-size:14px;color:#666;font-weight:500}
.page-info strong{color:#4a90e2;font-size:16px}
.list-side{display:flex;flex-direction:column;gap:20px}
.sub-cats{display:flex;flex-wrap:wrap;gap:10px}
.sub-cats a{display:inline-flex;align-items:center;gap:6px;padding:8px 18px;background:linear-gradient(135deg,#f8f9fa,#f0f2f5);color:#666;font-size:14px;border:1px solid #e8eaed;border-radius:16px;transition:all .3s ease;font-weight:500}
.sub-cats a:hover{background:linear-gradient(135deg,#4a90e2,#357abd);color:#fff;border-color:#4a90e2;transform:translateY(-2px);box-shadow:0 4px 12px rgba(74,144,226,.3)}
.sub-cats a i{font-size:13px}

/* 空结果 */
.empty{text-align:center;padding:80px 20px;color:#999}
.empty p{font-size:16px;margin:18px 0}
.empty a{color:#4a90e2;display:inline-flex;align-items:center;gap:6px;padding:10px 24px;background:linear-gradient(135deg,#f8f9fa,#f0f2f5);border:1px solid #e8eaed;border-radius:20px;font-weight:600;transition:all .3s ease}
.empty a:hover{background:linear-gradient(135deg,#4a90e2,#357abd);color:#fff;border-color:#4a90e2;transform:translateY(-2px);box-shadow:0 4px 12px rgba(74,144,226,.3)}

/* 单页面 */
.page-box{background:#fff;border:1px solid #e8eaed;padding:36px;margin-bottom:20px;border-radius:12px;box-shadow:0 2px 12px rgba(0,0,0,.06);transition:all .3s ease}
.page-box:hover{box-shadow:0 8px 24px rgba(0,0,0,.12)}
.page-title{font-size:30px;color:#333;margin-bottom:24px;padding-bottom:18px;border-bottom:3px solid #4a90e2;text-align:center;font-weight:700;position:relative}
.page-title::after{content:'';position:absolute;bottom:-3px;left:50%;transform:translateX(-50%);width:80px;height:3px;background:linear-gradient(to right,#4a90e2,#357abd);border-radius:2px}
.page-content{font-size:16px;line-height:2;color:#555}
.page-content p{margin:18px 0}
.page-content img{max-width:100%;height:auto;margin:20px 0;border:1px solid #f0f2f5;border-radius:8px;box-shadow:0 2px 8px rgba(0,0,0,.06)}
.page-content h2,.page-content h3{margin:28px 0 16px;color:#333;font-weight:700}
.page-content ul,.page-content ol{padding-left:28px}
.page-content li{margin:10px 0}
.page-content a{color:#4a90e2;font-weight:500}
.page-content a:hover{text-decoration:underline}

/* 响应式 */
@media(max-width:1024px){
.row1{grid-template-columns:1fr}
.slider-hot-box{order:-1}
.row2{grid-template-columns:1fr;gap:15px}
.cat-area{order:1}
.side-area{order:2}
.art-layout,.list-layout{grid-template-columns:1fr}
}

@media(max-width:768px){
.top{position:relative;top:auto}
.top .wrap{flex-direction:column;gap:12px}
.logo{width:100%;justify-content:center}
.search{width:100%}
.search form{width:100%}
.search input{width:100%;border-radius:24px 0 0 24px}
.nav .wrap{flex-wrap:wrap}
.nav a{flex:1 1 50%;min-width:120px;text-align:center;border:none;border-bottom:1px solid rgba(255,255,255,.1);justify-content:center}
.row1{gap:12px}
.new-box,.slider-hot-box{border-radius:8px}
/* 隐藏轮播图和热门文章区域 */
.slider-hot-box{display:none !important}
.cat-list{grid-template-columns:1fr;gap:0}
.new-list li{padding:8px}
.hot-article-list li{flex-direction:column;align-items:flex-start}
.hot-thumb{width:100%;height:180px}
.art-layout,.list-layout{grid-template-columns:1fr}
.art-list li{flex-direction:column;padding:12px}
.item-pic{width:100%}
.item-pic img{height:180px}
.art-box{padding:20px}
.art-title{font-size:22px}
.page-box{padding:20px}
.page-title{font-size:24px}
.foot-links{display:flex;flex-direction:column;gap:8px}
.foot-links span{display:none}
}

/* 平滑滚动 */
html{scroll-behavior:smooth}

/* 选择高亮 */
::selection{background:#4a90e2;color:#fff}
::-moz-selection{background:#4a90e2;color:#fff}

/* 滚动条美化 */
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-track{background:#f8f9fa;border-radius:5px}
::-webkit-scrollbar-thumb{background:linear-gradient(to bottom,#4a90e2,#357abd);border-radius:5px;transition:all .3s ease}
::-webkit-scrollbar-thumb:hover{background:linear-gradient(to bottom,#357abd,#2a5f9e)}

/* 焦点样式优化 */
a:focus,button:focus,input:focus{outline:2px solid #4a90e2;outline-offset:2px}

/* 无障碍：隐藏但保留屏幕阅读器可访问 */
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border-width:0}

/* 打印样式优化 */
@media print{
.top,.nav,.search,.side-area,.art-side,.list-side,.foot,.bread{display:none}
.art-layout,.list-layout{grid-template-columns:1fr}
body{background:#fff}
a{color:#333;text-decoration:underline}
}